Explore DevTools features that demystify CSS and empower web developers to experiment with new techniques in this 43-minute JSConf talk. Dive into content-based sizing, flexbox, free-space distribution, and flex-based sizing. Learn to leverage the Grid Inspector for flexible sizing and CSS Grid implementations. Understand the nuances of MinMax, Auto, and their interactions in various scenarios. Examine real-world examples that demonstrate how these concepts apply to practical web development challenges. Gain insights into making CSS less intimidating and more accessible for both novice and experienced developers.